Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 6 4.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/04/2023   02:33:19   (  73.40, 141.79) 06/04/2023   02:32:21  (  73.41, 141.78)    1.26                58
 06/06/2023   13:46:43   (  73.49, -26.74) 06/06/2023   13:46:58  (  73.49, -26.73)    0.32                15
 06/06/2023   14:37:27   ( -73.42, 140.73) 06/06/2023   14:36:23  ( -73.40, 140.74)    2.28                64
 06/09/2023   01:00:19   (  74.18, 163.26) 06/09/2023   01:01:25  (  74.08, 165.85)   79.66                66
 06/09/2023   01:50:50   ( -73.47, -27.70) 06/09/2023   01:51:00  ( -73.47, -27.80)    3.29                10
 06/09/2023   02:41:35   (  73.42, 139.74) 06/09/2023   02:40:22  (  73.42, 139.74)    0.36                73
 06/11/2023   13:04:20   ( -73.92, 162.92) 06/11/2023   13:05:30  ( -73.83, 164.28)   43.11                70
 06/11/2023   13:54:58   (  73.53, -28.81) 06/11/2023   13:54:57  (  73.51, -28.75)    2.87                 1
 06/11/2023   14:45:37   ( -73.21, 139.23) 06/11/2023   14:44:25  ( -73.28, 138.43)   26.81                72
 06/14/2023   01:08:21   (  73.59, 162.74) 06/14/2023   01:09:33  (  73.57, 162.71)    1.80                72
 06/14/2023   01:59:05   ( -73.52, -29.78) 06/14/2023   01:58:58  ( -73.51, -29.78)    0.83                 7
 06/14/2023   02:49:37   (  72.81, 139.10) 06/14/2023   02:48:31  (  72.85, 136.58)   82.82                66
 06/16/2023   13:12:28   ( -73.58, 161.76) 06/16/2023   13:13:33  ( -73.61, 161.76)    3.24                65
 06/16/2023   14:03:13   (  73.53, -30.81) 06/16/2023   14:02:55  (  73.53, -30.74)    2.11                18